How can i document.write () an Array without comma's?

Question

For example:

var Arr = ['a','b'];
document.write(Arr);

Output:
a,b;

I hope someone can help!

Answer 1

I hope this should work :

document.write(Arr[0] +Arr[1]);

Answer 2

try something like

document.write(Arr.join(" and "));